Submission #762930

#	Time	Username	Problem	Language	Result	Execution time	Memory
762930		vjudge1	Just Long Neckties (JOI20_ho_t1)	C++17	1 / 100	1 ms	596 KiB

ho_t1

#include <bits/stdc++.h>

using namespace std;

int n;
vector<pair<int, long long>> a;
vector<long long> b, prefLeft, prefRight, results;

int main()
{
    // freopen("inp.txt", "r", stdin);

    ios::sync_with_stdio(false);

    cin >> n;
    a.resize(n + 3); b.resize(n + 3);
    for (int i = 1; i <= n + 1; i++)
    {
        cin >> a[i].first;
        a[i].second = i;
    }
    for (int i = 1; i <= n; i++)
        cin >> b[i];

    sort(a.begin() + 1, a.begin() + n + 2);
    sort(b.begin() + 1, b.begin() + n + 1);

    prefLeft.resize(n + 3);
    for (int i = 1; i <= n; i++)
        prefLeft[i] = max(prefLeft[i - 1], max(a[i].first - b[i], 0ll));

    prefRight.resize(n + 3);
    for (int i = n + 1; i >= 2; i--)
        prefRight[i] = max(prefRight[i + 1], max(a[i].first - b[i - 1], 0ll));

    /*
    for (int i = 1; i <= n + 1; i++)
        cout << prefLeft[i] << ' ';
    cout << endl;
    for (int i = 1; i <= n + 1; i++)
        cout << prefRight[i] << ' ';
    cout << endl;
     */

    results.resize(n + 1);
    for (int i = 1; i <= n + 1; i++)
        results[a[i].second] = max(prefLeft[i - 1], prefRight[i + 1]);

    for (int i = 1; i <= n + 1; i++)
        cout << results[i] << ' ';
}

• Subtask 1: 1 / 1
• Subtask 2: 0 / 8
• Subtask 3: 0 / 91